Update EssentialsGroupManager/src/org/anjocaido/groupmanager/GroupManager.java
Merge pull request #228 from necrodoom/patch-8

Update EssentialsGroupManager/src/org/anjocaido/groupmanager/GroupManage...
Fix missing + from Necrodoom's pull request.
fix isOpOverride checks
Merge pull request #235 from necrodoom/patch-10

fix isOpOverride checks
fix typo
Clear our attachment map upon a manload so we correctly reconfigure a
players new permissions.
Remove attachments before clearing
code tidy.
Remove attachments BEFORE we clear them.
Merge pull request #241 from necrodoom/patch-15

fix typo
Synchronize the raising of GroupManager events to Bukkit.getServer()
(should prevent deadlocks).
Merge branch 'groupmanager' into 2.9